SAP Message V1388 - Delivery block & is not defined

Diagnosis
Delivery block &V1& is not allowed.
INCLUDE 'NA_NO_PROCESSING_2' OBJECT DOKU ID TX LANGUAGE E

Procedure
Check in table TVLST whether an entry for delivery block &V1&exists in the language in which you have logged on. If the entry ismissing, enter it in the logon language.
If you do not have the authorizations necessary to do this, contactyour system administrator.